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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_PROTECTOR_COMPOSITE_SETTINGS_CHANGE_H_
#define CHROME_BROWSER_PROTECTOR_COMPOSITE_SETTINGS_CHANGE_H_
#pragma once
#include <queue>
#include "base/compiler_specific.h"
#include "base/memory/scoped_vector.h"
#include "chrome/browser/protector/base_setting_change.h"
namespace protector {
// Class for tracking multiple settings changes as a single change.
class CompositeSettingsChange : public BaseSettingChange {
public:
CompositeSettingsChange();
virtual ~CompositeSettingsChange();
// BaseSettingChange overrides:
virtual CompositeSettingsChange* MergeWith(BaseSettingChange* other) OVERRIDE;
virtual bool Contains(const BaseSettingChange* other) const OVERRIDE;
virtual void Apply(Browser* browser) OVERRIDE;
virtual void Discard(Browser* browser) OVERRIDE;
virtual void Timeout() OVERRIDE;
virtual int GetBadgeIconID() const OVERRIDE;
virtual int GetMenuItemIconID() const OVERRIDE;
virtual int GetBubbleIconID() const OVERRIDE;
virtual string16 GetBubbleTitle() const OVERRIDE;
virtual string16 GetBubbleMessage() const OVERRIDE;
virtual string16 GetApplyButtonText() const OVERRIDE;
virtual string16 GetDiscardButtonText() const OVERRIDE;
virtual DisplayName GetApplyDisplayName() const OVERRIDE;
virtual GURL GetNewSettingURL() const OVERRIDE;
virtual bool CanBeMerged() const OVERRIDE;
private:
// Vector with all merged changes.
ScopedVector<BaseSettingChange> changes_;
// Display names of merged changes, sorted by their priority. The name with
// the highest priority is picked.
std::priority_queue<DisplayName> apply_names_;
DISALLOW_COPY_AND_ASSIGN(CompositeSettingsChange);
};
} // namespace protector
#endif // CHROME_BROWSER_PROTECTOR_COMPOSITE_SETTINGS_CHANGE_H_
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